Warner-Lambert The Unemployment rate fell by 0.2 percent from 4.6 to 4.4. Productivity rose substantially during the third quarter compared to the second quarter, from 0.3 to 2.3 percentage change. The Consumer Price Index (CPI) measures price change from the purchaser's perspective. The Consumer Price Index for all urban consumers rose 0.2 percent in October, following no change in September. The index for medical care commodities -- prescription drugs, nonprescription drugs and medical supplies increased 0.1% during October. The Producer Price Index is a group of indexes that measures the aggregate changes over time in the selling prices received by domestic producers of goods and services